Electric buzzer



FIG. 1 is a front view of the electric buzzer showing the new design;

FIG. 2 is a side elevation as seen from any one of the four sides of the electric buzzer.

FIG. 3 is a perspective view of the electric buzzer.

A panel surface is fragmentarily shown in broken lines in FIG. 2 for illustration purposes only.

The rear view of the electric buzzer is flat and unornamental. 

The ornamental design for electric buzzer, as shown and described. 